IRONBULL Red Granite Grinder

Ready for adventure? Experience Xtreme Gravel which is anything we want it to be, combined with what Mother Nature decides it’s going to be. Our routes are designed to give riders the chance to explore the grit in the western portion of Marathon County on several gems that can only be accessed through this race.  Riders …

RASTA Rally Rhinelander MTB Race

The RASTA Rally is a family friendly event and is traditionally the first race of the year in northern Wisconsin and the great U.P. of Michigan.  Pre-register by May 15, 2021 or same day.  The short course is about 1 hour and long course takes about 1 1/2 hours for the fast riders to complete. …

CAMBA Spring Work Day

The trails are drying out, and we need help to clear leaves and do other minor trail work to get them ready to open. Please come help us at CAMBA’s annual Spring Volunteer Work Day, Saturday, April 24th. Meet at Silverthorn Park on HWY 63 in Seeley at 9 AM. Come dressed to work in …

CMJ Raceway

First Mountain Bike race on the property in nearly 20 years!  Approximate length will be 15 miles.  Property is very hilly so the course should be challenging.  Men’s, Women’s, and Youth Classes.  Entry is only $25.  Pre-entry details – including a free CMJ T-shirt can be found on the website.  Camping available the night before …

The InSayner 23 Mile Adventure Bike Race

You are about to sign up for an adventure!! A race that takes place in the depths of Northern Wisconsin: ride snowmobile trails, sweet stretches of downhills, an old ski hill run, logging roads, gravel roads, a small stretch of blacktop, and a  few other surprises that may dampen an average rider’s spirit. NOT YOU …

Frank the Tank Hill Challenge & Fundraiser

It’s our first ever members only fundraising event. (Not a member? Then join LAMBO so you can participate too!)   Here’s the deal. Find a handful of sponsors willing to put up some money for every lap you ride in two hours non-stop, with one 5 minute break permissible. Each lap is short, but brutal …

IRONBULL Last Hurrah

You choose your adventure – fat tire bike, snowshoe, or ski! Choose a 6k or 12k course. Course will be well-marked.

Rip, Zip and Sip 7K & 21K Fat Bike Race

Event Description Join us at the Zip Mountain Bike Trail in Minocqua Wisconsin for this one of a kind fat bike race. Rip the Zip, Zip the Zipline and Sip some Hinterland brew, accordingly modified to keep everyone safe.  The race course takes full advantage of fantastic single-track and epic flow trails, all meticulously groomed …

Wausau 24 Mountain Bike Race & Wausau Trail Run

Come for the weekend to run and/or ride the trails at Nine Mile Recreation Area! Choose your distance or length! Run 5K, 10K, or half marathon and/or ride MTB 6, 12, or 24 hours! Enjoy the music and camaraderie throughout the weekend!